265535906

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{449}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 427680000

約数和(自身を除く): 162144094

約数列:

[1, 2, 19, 38, 79, 158, 197, 394, 449, 898, 1501, 3002, 3743, 7486, 8531, 15563, 17062, 31126, 35471, 70942, 88453, 176906, 295697, 591394, 673949, 1347898, 1680607, 3361214, 6987787, 13975574, 132767953, 265535906]

約数ペア:

[(1, 265535906), (2, 132767953), (19, 13975574), (38, 6987787), (79, 3361214), (158, 1680607), (197, 1347898), (394, 673949), (449, 591394), (898, 295697), (1501, 176906), (3002, 88453), (3743, 70942), (7486, 35471), (8531, 31126), (15563, 17062)]